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4Â¥2011-07-23 20:19:05
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*data for ICSD #9362 Coll Code 9362 Rec Date 1980/01/01 Chem Name Cobalt Dicobalt(III) Oxide Structured Co Co2 O4 Sum Co3 O4 ANX AB2X4 D(calc) 6.1 Title Electron-diffraction study of Co3 O4 Author(s) Kotousova, I.S.;Polyakov, S.M. Reference Kristallografiya (1972), 17, 661-663 Unit Cell 8.065(5) 8.065(5) 8.065(5) 90. 90. 90. Vol 524.58 Z 8 Space Group F -4 3 m SG Number 216 Cryst Sys cubic Pearson cF56 Wyckoff e3 c a R Value 0.136 Red Cell F 5.702 5.702 5.702 60 60 60 131.145 Trans Red 0.500 0.500 0.000 / 0.000 0.500 0.500 / 0.500 0.000 0.500 Comments Mixed Valence compound for Co Atom # OX SITE x y z SOF H ITF(B) Co 1 +2 4 a 0 0 0 1. 0 0.3 Co 2 +2 4 c 0.25 0.25 0.25 1. 0 0.3 Co 3 +3 16 e 0.625 0.625 0.625 1. 0 0.3 O 1 -2 16 e 0.390(1) 0.390(1) 0.390(1) 1. 0 0.3 O 2 -2 16 e -.140(1) -.140(1) -.140(1) 1. 0 0.3 *end for ICSD #9362 |
5Â¥2011-07-24 11:25:45
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*data for ICSD #24210 Coll Code 24210 Rec Date 1986/09/25 Mod Date 2003/04/01 Chem Name Cobalt Dicobalt(III) Oxide Structured Co3 O4 Sum Co3 O4 ANX AB2X4 D(calc) 6.05 Title Chalkogenides of the transition elements. VI. X-Ray, neutron, and magnetic investigation of the spinels Co3 O4, Ni Co2 O4, Co3 S4, and Ni Co2 S4 Author(s) Knop, O.;Reid, K.I.G.;Sutarno, R.;Nakagawa, Y. Reference Canadian Journal of Chemistry (1968), 46, 3463-3476 Phase Transition (1992), 38, 127-220 Unit Cell 8.0835(6) 8.0835(6) 8.0835(6) 90. 90. 90. Vol 528.2 Z 8 Space Group F d -3 m Z SG Number 227 Cryst Sys cubic Pearson cF56 Wyckoff e d a R Value 0.0201 Red Cell F 5.715 5.715 5.715 60 60 60 132.05 Trans Red 0.500 0.500 0.000 / 0.000 0.500 0.500 / 0.500 0.000 0.500 Comments Stable up to 1150 K (2nd ref., Tomaszewski), above cubic Mixed Valence compound for Co The structure has been assigned a PDF number: 42-1467 Structure type : Al2MgO4 X-ray diffraction (powder) Atom # OX SITE x y z SOF H ITF(B) Co 1 +2 8 a 0.125 0.125 0.125 1. 0 1.02 Co 2 +3 16 d 0.5 0.5 0.5 1. 0 0.84 O 1 -2 32 e 0.2637(13) 0.2637(13) 0.2637(13) 1. 0 1.16 *end for ICSD #24210 |
6Â¥2011-07-24 11:26:17
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uuv2010(½ð±Ò+1): »¶Ó²Î¼Ó½»Á÷ 2011-07-25 13:58:15
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*data for ICSD #27497 Coll Code 27497 Rec Date 1980/01/01 Mod Date 1984/04/05 Chem Name Tricobalt Tetraoxide Structured Co3 O4 Sum Co3 O4 ANX AB2X4 D(calc) 6.1 Title The magnetic structure of Co3 O4 Author(s) Roth, W.L. Reference Journal of Physics and Chemistry of Solids (1964), 25, 1-10 Unit Cell 8.065 8.065 8.065 90. 90. 90. Vol 524.58 Z 8 Space Group F d -3 m S SG Number 227 Cryst Sys cubic Pearson cF56 Wyckoff e d a Red Cell F 5.702 5.702 5.702 60 60 60 131.145 Trans Red 0.500 0.500 0.000 / 0.000 0.500 0.500 / 0.500 0.000 0.500 Comments Mixed Valence compound for Co Structure type : Al2MgO4 No R value given in the paper. Atom # OX SITE x y z SOF H ITF(B) Co 1 +2 8 a 0 0 0 1. 0 0.214 Co 2 +3 16 d 0.625 0.625 0.625 1. 0 0.214 O 1 -2 32 e 0.388 0.388 0.388 1. 0 0.214 *end for ICSD #27497 |
7Â¥2011-07-24 11:26:35
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8Â¥2011-07-24 20:15:53
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9Â¥2011-07-24 20:17:20
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